US Bridges

A-3 Road over Pigeon Creek

Good

Williamson County, Illinois · 0.5 MI NW of Hdqrtrs · Structure no. 000033610-00399

Built
1990
35 years old
Condition
Good
inspected May 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
400
2021 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

A-3 Road over Pigeon Creek is a prestressed concrete box beam or girders - multiple carrying A-3 Road over Pigeon Creek in Williamson County, Illinois. It was built in 1990, so it is 35 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 400 vehicles a day, roughly 1% of them trucks, projected to reach 440 by 2041. The structure is 61 ft (18.6 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesA-3 Road
CrossesPigeon Creek
Location0.5 MI NW of Hdqrtrs
RouteFederal Lands Road 0
Coordinates37.72017, -89.03267
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2021
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.1 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span59 ft (18 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic400 (2021)
Projected traffic440 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Fish and Wildlife
Maintained byBureau of Fish and Wildlife
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was A-3 Road over Pigeon Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is A-3 Road over Pigeon Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2021.

How much traffic does A-3 Road over Pigeon Creek carry?

About 400 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is A-3 Road over Pigeon Creek?

The structure is 61 ft (18.6 m) long with a longest span of 59 ft (18 m) and a deck 24 ft wide.

Who owns A-3 Road over Pigeon Creek?

It is owned by the Bureau of Fish and Wildlife.